<template>
  <div class="login">
    <el-card class="box-card">
      <div slot="header" class="clearfix">
        <span>通用后台管理系统</span>
      </div>
      <el-form label-width="80px" :model="form" ref="form">
        <el-form-item label="用户名" prop="username" :rules="[
            {required:true, message:'请输入用户名', trigger:'blur'},
            {min:4,max:10,message: '长度在4-10位字符之间', trigger: 'blur'}
        ]">
          <el-input v-model="form.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password" :rules="[
            {required:true, message:'请输入密码', trigger:'blur'},
            {min:6,max:12,message: '长度在6-12位字符之间', trigger: 'blur'}
        ]">
          <el-input type="password" v-model="form.password"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="login('form')">登录</el-button>
        </el-form-item>
      </el-form>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
      form: {
        username: '',
        password: ''
      }
    };
  },
  methods: {
    login(form) {
      this.$refs[form].validate((valid) => {
        if (valid) {
          console.log(this.form)
        }else {
          console.log(this.form)
        }
      })
    }
  }
}
</script>

<style lang="scss">
.login {
  width: 100%;
  height: 100%;
  position: absolute;
  background: #409eff;

  .box-card {
    width: 450px;
    margin: 200px auto;

    .el-card__header {
      font-size: 34px;
    }

    .el-button {
      width: 100%;
    }
  }
}
</style>
